MAX1647 Maxim, MAX1647 Datasheet - Page 14

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MAX1647

Manufacturer Part Number
MAX1647
Description
Chemistry-Independent Battery Chargers
Manufacturer
Maxim
Datasheet

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Chemistry-Independent
Battery Chargers
Figure 6b. MAX1648 Block Diagram
14
BATT
CS
______________________________________________________________________________________
AGND
BATT
LEVEL SHIFT AND
CURRENT-SENSE
GAIN OF 5.5
ON
R
R
R
R
AGND
THM
REF
SETV
SETI
GMV
GMI
10k
30k
CLAMP
CCI
CCV
10k
3k
MIN
ZERO CURRENT
REF / 2 =
AC_PRESENT
OR THERMISTOR_COLD)
NOT (THERMISTOR_HOT
AC_PRESENT AND
THERMISTOR_HOT
THERMISTOR_COLD
ON
COMPARATOR
SUMMING
BLOCK
5.4V LINEAR
REGULATOR
DCIN
LEVEL
SHIFT
AGND
VL
INTERNAL 3.9V
REFERENCE
DRIVER
DRIVER
PGND
BST
LX
VL
DHI
DLO
REF

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